johnsonaedu johnsonaedu

04-05-2020
Physics

contestada

What is the Z number of an atom with 9 protons, 8 neutrons, and 7 electrons?

7
8
9
16
17

Respuesta :

sciguy101 sciguy101

05-05-2020

Answer:

9

Explanation:

The Z number is the atomic number. The atomic number is number of protons in the atom that defines what element it is. In this case there are 9 protons, making that the atomic number/Z number.

Answer Link

Otras preguntas

Reflect on Discussion Behaviors What positive behaviors were demonstrated during the discussion you watched? Check all that apply. Participants had read the sto

What are some effective tips that will help me learn the german language?

¿Cuál es la raíz cuadrada de 36? Marcaré lo más inteligente

P/2+A=7m-2n solve the following equation for n

multiplying and dividing equations...9x=72

Which can be used to determine composition of a star

Pamela has $51.00 and Lisa has $5.00. How much more does Pamela have than Lisa

RX: Keflex 125 mg, take 10 ml by mouth 4 times a day for 10 days How many mg will the patient have taken at the end of 10 days? If there are only 120 ml vials

Solve the equation and state a reason for each step. Show work please. Find x. x + 5 = 2x + 5

if the car spends 2.5 hours going 40 miles per hour on the trip, how long does it spend going 25 miles per hour(round the nearst hundreth)